Summary: To build inclusive websites, developers have to consider accessibility, performance and user flows. Source code forms the foundation for thought-through UIs, but it’s not only about the code. Let’s have a look at HTTP, and to be specific, its headers that can have a direct impact on user experience.

Stefan Judis: Stefan started programming 10 years ago and quickly fell in love with web performance, new technologies, and accessibility. He is also a curator of the web performance online …